1 2021-01-15 Jakub Jelinek <jakub@redhat.com>
4 * configure.tgt: For i?86 and x86_64 determine if -march=i486 needs to
5 be added through preprocessor check on
6 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4. Determine if try_ifunc is needed
7 based on preprocessor check on __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16
8 or __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8.
10 2021-01-05 Samuel Thibault <samuel.thibault@ens-lyon.org>
12 * configure: Re-generate.
14 2020-12-05 Iain Sandoe <iain@sandoe.co.uk>
17 * configure: Regenerate.
19 2020-11-29 John David Anglin <danglin@gcc.gnu.org>
21 * configure: Regenerate.
23 2020-10-11 Clement Chigot <clement.chigot@atos.net>
25 * config/t-aix: Delete and recreate libatomic before creating
28 2020-09-27 Clement Chigot <clement.chigot@atos.net>
30 * config/t-aix: Use $(AR) without -X32_64.
32 2020-09-11 Tom de Vries <tdevries@suse.de>
35 * configure.tgt: Add nvptx.
36 * libatomic_i.h (MASK_8, INVERT_MASK_8): New macro definition.
37 * config/nvptx/host-config.h: New file.
38 * config/nvptx/lock.c: New file.
40 2020-09-07 Tom de Vries <tdevries@suse.de>
42 * testsuite/libatomic.c/atomic-generic.c: Include string.h.
44 2020-07-14 David Edelsohn <dje.gcc@gmail.com>
46 * config/t-aix: Set BITS from compiler cpp macro.
48 2020-06-22 David Edelsohn <dje.gcc@gmail.com>
50 * Makefile.am: Use -include.
51 * Makefile.in: Regenerate.
53 2020-06-21 David Edelsohn <dje.gcc@gmail.com>
55 * Makefile.am (tmake_file): Build and install AIX-style FAT libraries.
56 * Makefile.in: Regenerate.
57 * configure.ac (tmake_file): Substitute.
58 * configure: Regenerate.
59 * configure.tgt (powerpc-ibm-aix*): Define tmake_file.
60 * config/t-aix: New file.
62 2020-06-01 Uroš Bizjak <ubizjak@gmail.com>
64 * config/x86/fenv.c (struct fenv): Add __attribute__ ((gcc_struct)).
66 2020-05-29 H.J. Lu <hjl.tools@gmail.com>
69 * configure: Regenerated.
71 2020-05-15 H.J. Lu <hongjiu.lu@intel.com>
74 * configure: Regenerated.
76 2020-05-14 H.J. Lu <hongjiu.lu@intel.com>
78 * configure: Regenerated.
80 2020-05-06 Uroš Bizjak <ubizjak@gmail.com>
82 * config/x86/fenv.c (__math_force_eval): Remove.
83 (__math_force_eval_div): New define.
84 (__atomic_deraiseexcept): Use __math_force_eval_div to use
85 generic division to generate INVALID, DIVZERO and INEXACT
88 2020-05-01 Uroš Bizjak <ubizjak@gmail.com>
90 * config/x86/fenv.c (__math_force_eval): New define.
91 (__atomic_feraiseexcept): Use __math_force_eval to evaluate
92 generic division to generate INVALID and DIVZERO exceptions.
94 2020-04-19 Uroš Bizjak <ubizjak@gmail.com>
96 * config/x86/fenv.c (__atomic_feraiseexcept) [__SSE_MATH__]:
97 Remove unneeded assignments to volatile memory.
99 2020-04-06 Maciej W. Rozycki <macro@wdc.com>
101 * configure.ac: Add testsuite/libatomic-site-extra.exp to output
103 * configure: Regenerate.
104 * libatomic/testsuite/libatomic-site-extra.exp.in: New file.
105 * testsuite/Makefile.am (EXTRA_DEJAGNU_SITE_CONFIG): New
107 * testsuite/Makefile.in: Regenerate.
109 2020-02-22 Jakub Jelinek <jakub@redhat.com>
112 * Makefile.am (M_DEPS): Guard the empty definition with
113 @AMDEP_FALSE@ rather than @AMDEP_TRUE@.
114 * Makefile.in: Regenerated.
116 2020-02-22 Richard Purdie <rpurdie@rpsys.net>
119 * Makefile.am (M_DEPS): Honor -disable-dependency-tracking.
120 * Makefile.in: Regenerated.
122 2020-01-24 Maciej W. Rozycki <macro@wdc.com>
124 * configure.ac: Handle `--with-toolexeclibdir='.
125 * Makefile.in: Regenerate.
126 * aclocal.m4: Regenerate.
127 * configure: Regenerate.
128 * testsuite/Makefile.in: Regenerate.
130 2020-01-01 Jakub Jelinek <jakub@redhat.com>
132 Update copyright years.
134 2019-09-27 Maciej W. Rozycki <macro@wdc.com>
136 * configure: Regenerate.
138 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
140 * configure.tgt: Handle arm*-*-uclinux*.
141 * configure: Regenerate.
143 2019-09-03 Chung-Lin Tang <cltang@codesourcery.com>
146 * acinclude.m4 (LIBAT_CHECK_LINKER_FEATURES): Fix GNU ld --version
147 scanning to conform to the GNU Coding Standards.
148 * configure: Regenerate.
150 2019-06-14 Matt Thomas <matt@3am-software.com>
151 Matthew Green <mrg@eterna.com.au>
152 Nick Hudson <skrll@netbsd.org>
153 Maya Rashish <coypu@sdf.org>
155 * configure.tgt (arm*): Handle NetBSD in the same way as FreeBSD.
157 2019-01-01 Jakub Jelinek <jakub@redhat.com>
159 Update copyright years.
161 2018-10-31 Joseph Myers <joseph@codesourcery.com>
164 * Makefile.am: Include multilib.am.
165 * acinclude.m4: Use AC_LANG_SOURCE.
166 * configure.ac: Remove AC_PREREQ.
167 * testsuite/Makefile.am (RUNTEST): Remove quotes.
168 * Makefile.in, aclocal.m4, configure, testsuite/Makefile.in:
171 2018-06-21 Christophe Lyon <christophe.lyon@linaro.org>
173 * config/arm/arm-config.h (__ARM_ARCH__): Remove definitions, use
174 __ARM_ARCH instead. Use __ARM_FEATURE_LDREX to define HAVE_STREX
177 2018-05-23 Florian Weimer <fweimer@redhat.com>
180 x86: Do not assume ELF constructors run before IFUNC resolvers.
181 * config/x86/host-config.h (libat_feat1_ecx, libat_feat1_edx):
183 (__libat_feat1, __libat_feat1_init): Declare.
184 (FEAT1_REGISTER): Define.
185 (load_feat1): New function.
186 (IFUNC_COND_1): Adjust.
187 * config/x86/init.c (libat_feat1_ecx, libat_feat1_edx)
188 (init_cpuid): Remove definitions.
189 (__libat_feat1): New variable.
190 (__libat_feat1_init): New function.
192 2018-05-02 Tom de Vries <tom@codesourcery.com>
195 * testsuite/lib/libatomic.exp: Include scanltranstree.exp.
197 2018-05-02 Tom de Vries <tom@codesourcery.com>
200 * testsuite/lib/libatomic.exp: Include scanwpaipa.exp.
202 2018-04-24 H.J. Lu <hongjiu.lu@intel.com>
204 * configure: Regenerated.
206 2018-04-19 Jakub Jelinek <jakub@redhat.com>
208 * configure: Regenerated.
210 2018-04-18 David Malcolm <dmalcolm@redhat.com>
213 * configure: Regenerate.
215 2018-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
217 * config/s390/exch_n.c: New file.
218 * configure.tgt: Add the config directory for s390.
220 2018-02-14 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
223 * configure: Regenerate.
225 2018-01-03 Jakub Jelinek <jakub@redhat.com>
227 Update copyright years.
229 2017-12-14 Steve Ellcey <sellcey@cavium.com>
231 * Makefile.am (IFUNC_OPTIONS): Change aarch64
232 option from -march=armv8.1-a to -march=armv8-a+lse.
233 * configure.ac (*aarch64*): Check to see if
234 compiler understands -march=armv8-a+lse option.
235 * configure.tgt (*aarch64*): Only set try_ifunc
236 if compiler understands -march=armv8-a+lse option.
237 * Makefile.in: Regenerate.
238 * testsuite/Makefile.in: Regenerate.
239 * configure: Regenerate.
240 * aclocal.m4: Regenerate.
242 2017-12-04 Steve Ellcey <sellcey@cavium.com>
244 * Makefile.am (ARCH_AARCH64_LINUX): Add IFUNC_OPTIONS and
246 * config/linux/aarch64/host-config.h: New file.
247 * configure.ac (IFUNC_RESOLVER_ARGS): Define.
248 (ARCH_AARCH64_LINUX): New conditional for IFUNC builds.
249 * configure.tgt (aarch64): Set ARCH and try_ifunc.
250 (aarch64*-*-linux*) Update config_path.
251 (aarch64*-*-linux*) Set IFUNC_RESOLVER_ARGS.
252 * libatomic_i.h (GEN_SELECTOR): Add IFUNC_RESOLVER_ARGS argument.
253 * Makefile.in: Regenerate.
254 * auto-config.h.in: Regenerate.
255 * configure: Regenerate.
257 2017-11-17 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
259 * configure.ac: Set CET_FLAGS, update XCFLAGS.
260 * acinclude.m4: Add cet.m4 and enable.m4.
261 * configure: Regenerate.
262 * Makefile.in: Likewise.
263 * testsuite/Makefile.in: Likewise.
265 2017-10-20 Richard Earnshaw <rearnsha@arm.com>
267 * Makefile.am: (IFUNC_OPTIONS): Set the architecture to
268 -march=armv7-a+fp on Linux/Arm.
269 * Makefile.in: Regenerated.
271 2017-10-02 Martin Sebor <msebor@redhat.com>
274 * acinclude.m4 (LIBAT_CHECK_IFUNC): Have ifunc resolver return
275 a function pointer rather than void* to avoid GCC 8 warnings.
276 * configure: Regenerate.
277 * libatomic_i.h: Declare ifunc resolvers to return function
278 pointers rather than void*.
280 2017-05-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
282 * testsuite/lib/libatomic.exp: Load scanlang.exp.
284 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
286 * configure.tgt: Add RISC-V tuple.
288 2017-02-01 Richard Henderson <rth@redhat.com>
289 Torvald Riegel <triegel@redhat.com>
291 * acinclude.m4: Add #define FAST_ATOMIC_LDST_*.
292 * auto-config.h.in: Regenerate.
293 * config/x86/host-config.h (FAST_ATOMIC_LDST_16): Define to 0.
294 (atomic_compare_exchange_n): New.
295 * glfree.c (EXACT, LARGER): Change condition and add comments.
297 2017-01-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
300 * config/arm/exch_n.c (libat_exchange): Check __ARM_FEATURE_SIMD32.
302 2017-01-21 Jakub Jelinek <jakub@redhat.com>
305 * testsuite/Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead
306 of cat to get version from BASE-VER file.
307 * testsuite/Makefile.in: Regenerated.
309 2017-01-17 Jakub Jelinek <jakub@redhat.com>
312 * configure.ac: Add GCC_BASE_VER.
313 * Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
314 get version from BASE-VER file.
315 * testsuite/Makefile.in: Regenerated.
316 * configure: Regenerated.
317 * Makefile.in: Regenerated.
319 2017-01-01 Jakub Jelinek <jakub@redhat.com>
321 Update copyright years.
323 2016-11-15 Matthias Klose <doko@ubuntu.com>
325 * configure: Regenerate.
327 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
329 * configure.tgt (configure_tgt_pre_target_cpu_XCFLAGS): New variable.
330 (*-*-rtems*): New supported target.
331 * config/rtems/host-config.h: New file.
332 * config/rtems/lock.c: Likewise.
334 2016-04-25 H.J. Lu <hongjiu.lu@intel.com>
337 * configure.tgt (XCFLAGS): Revert the last change.
339 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
342 * configure.tgt (XCFLAGS): Don't add -march=i486 to compile
343 32-bit x86 target library on x86-64.
345 2016-01-06 Szabolcs Nagy <szabolcs.nagy@arm.com>
348 * Makefile.am (all-multi): Add dependency.
349 * Makefile.in: Regenerate.
351 2016-01-04 Jakub Jelinek <jakub@redhat.com>
353 Update copyright years.
355 2015-11-18 Joseph Myers <joseph@codesourcery.com>
358 * fence.c, flag.c: New files.
359 * Makefile.am (libatomic_la_SOURCES): Add fence.c and flag.c.
360 * Makefile.in: Regenerate.
361 * configure.ac (libtool_VERSION): Change to 3:0:2.
362 * configure: Regenerate.
363 * libatomic.map (LIBATOMIC_1.2): New symbol version.
365 2015-10-09 David Malcolm <dmalcolm@redhat.com>
367 * testsuite/lib/libatomic.exp: Load multiline.exp before
368 prune.exp, using load_gcc_lib.
370 2015-07-14 John Marino <gnugcc@marino.st>
372 * configure.tgt: Add *-*-dragonfly to supported targets.
374 2015-01-21 Andrew Waterman <waterman@cs.berkeley.edu>
376 * fop_n.c (libat_fetch_op): Align address to word boundary.
377 (libat_op_fetch): Likewise.
379 2015-01-16 Ilya Verbin <ilya.verbin@intel.com>
382 * testsuite/lib/libatomic.exp: Do not load gcc-dg.exp.
383 * testsuite/libatomic.c/c.exp: Load gcc-dg.exp.
385 2015-01-09 Andreas Tobler <andreast@gcc.gnu.org>
387 * configure.tgt: Exclude arm*-*-freebsd* from try_ifunc.
389 2015-01-05 Jakub Jelinek <jakub@redhat.com>
391 Update copyright years.
393 2014-12-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
395 * testsuite/lib/libatomic.exp: Load target-utils.exp
397 2014-11-21 H.J. Lu <hongjiu.lu@intel.com>
400 * configure: Regenerated.
402 2014-11-13 Andrew Waterman <waterman@cs.berkeley.edu>
404 * cas_n.c (libat_compare_exchange): Add missing cast.
406 2014-11-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
409 * configure: Regenerate.
411 2014-08-19 Yaakov Selkowitz <yselkowi@redhat.com>
413 * configure.tgt: Add cygwin to supported targets.
415 2014-07-18 Uros Bizjak <ubizjak@gmail.com>
417 * configure.tgt (alpha*): Add -mfp-trap-mode=sui to XCFLAGS.
419 2014-06-17 Kai Tietz <ktietz@redhat.com>
421 * Makefile.am (libatomic_la_LDFLAGS): Add lt_host_flags.
422 * configure.ac (ACX_LT_HOST_FLAGS): New.
423 (target_thread_file): New.
424 * configure.tgt (mingw): Add mingw support.
425 * config/mingw/host-config.h: New file.
426 * config/mingw/lock.c: Likewise.
427 * Makefile.in: Regenerated.
428 * configure: Likewise.
429 * aclocal.m4: Likewise.
430 * testsuite/Makefile.in: Likewise.
432 2014-02-20 Richard Henderson <rth@redhat.com>
435 * cas_n.c (libat_compare_exchange): Conditionalize on failure
436 the store back to EPTR.
438 2014-01-02 Richard Sandiford <rdsandiford@googlemail.com>
440 Update copyright years
442 2013-12-09 Uros Bizjak <ubizjak@gmail.com>
444 * config/x86/fenv.c (__atomic_feraiseexcept): Emit SSE
445 instructions when __SSE_MATH__ is defined.
447 2013-11-18 Joseph Myers <joseph@codesourcery.com>
449 * testsuite/libatomic.c/atomic-compare-exchange-1.c,
450 testsuite/libatomic.c/atomic-compare-exchange-2.c,
451 testsuite/libatomic.c/atomic-compare-exchange-3.c,
452 testsuite/libatomic.c/atomic-compare-exchange-4.c,
453 testsuite/libatomic.c/atomic-compare-exchange-5.c,
454 testsuite/libatomic.c/atomic-exchange-1.c,
455 testsuite/libatomic.c/atomic-exchange-2.c,
456 testsuite/libatomic.c/atomic-exchange-3.c,
457 testsuite/libatomic.c/atomic-exchange-4.c,
458 testsuite/libatomic.c/atomic-exchange-5.c,
459 testsuite/libatomic.c/atomic-generic.c,
460 testsuite/libatomic.c/atomic-load-1.c,
461 testsuite/libatomic.c/atomic-load-2.c,
462 testsuite/libatomic.c/atomic-load-3.c,
463 testsuite/libatomic.c/atomic-load-4.c,
464 testsuite/libatomic.c/atomic-load-5.c,
465 testsuite/libatomic.c/atomic-op-1.c,
466 testsuite/libatomic.c/atomic-op-2.c,
467 testsuite/libatomic.c/atomic-op-3.c,
468 testsuite/libatomic.c/atomic-op-4.c,
469 testsuite/libatomic.c/atomic-op-5.c,
470 testsuite/libatomic.c/atomic-store-1.c,
471 testsuite/libatomic.c/atomic-store-2.c,
472 testsuite/libatomic.c/atomic-store-3.c,
473 testsuite/libatomic.c/atomic-store-4.c,
474 testsuite/libatomic.c/atomic-store-5.c: Declare main as returning
475 int. Do not require built-in sync support or add target-specific
477 * testsuite/libatomic.c/atomic-exchange-1.c,
478 testsuite/libatomic.c/atomic-exchange-2.c,
479 testsuite/libatomic.c/atomic-exchange-3.c,
480 testsuite/libatomic.c/atomic-exchange-4.c,
481 testsuite/libatomic.c/atomic-exchange-5.c: Separate increments of
482 count from expression using value of count.
484 2013-11-10 Uros Bizjak <ubizjak@gmail.com>
486 * config/x86/fenv.c: New file.
488 2013-11-07 Joseph Myers <joseph@codesourcery.com>
491 * libatomic.map (LIBATOMIC_1.1): New symbol version. Include
492 __atomic_feraiseexcept.
493 * configure.ac (libtool_VERSION): Change to 2:0:1.
494 (fenv.h): Test for header.
495 * Makefile.am (libatomic_la_SOURCES): Add fenv.c.
496 * Makefile.in, auto-config.h.in, configure: Regenerate.
498 2013-10-17 Michael Hudson-Doyle <michael.hudson@linaro.org>
500 * libatomic/configure.tgt (aarch64*): Remove code preventing
503 2013-09-20 Alan Modra <amodra@gmail.com>
505 * configure: Regenerate.
507 2013-01-14 Richard Sandiford <rdsandiford@googlemail.com>
509 Update copyright years.
511 2012-12-18 Ian Lance Taylor <iant@google.com>
514 * Makefile.am (noinst_LTLIBRARIES): Define new make variable.
515 (libatomic_convenience_la_SOURCES): Likewise.
516 (libatomic_convenience_la_LIBADD): Likewise.
517 * Makefile.in: Rebuild.
518 * testsuite/Makefile.in: Rebuild.
520 2012-12-04 Marcus Shawcroft <marcus.shawcroft@arm.com>
522 * config/arm/arm-config.h (__ARM_ARCH_8A__): New.
524 2012-11-21 Matthias Klose <doko@ubuntu.com>
526 * configure.tgt (i[3456]86): Handle -mx32 like -m64.
528 2012-11-04 Thomas Schwinge <thomas@codesourcery.com>
530 * acinclude.m4 (LIBAT_CHECK_IFUNC): Clarify message.
531 * configure: Regenerate.
533 * configure: Regenerate.
535 2012-10-23 Sofiane Naci <sofiane.naci@arm.com>
537 Mark libatomic unsupported in AArch64.
539 * configure.tgt: Mark libatomic unsupported.
541 2012-09-20 Jakub Jelinek <jakub@redhat.com>
544 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
545 * configure: Regenerate.
546 * Makefile.in: Regenerate.
548 2012-09-14 David Edelsohn <dje.gcc@gmail.com>
550 * configure: Regenerated.
552 2012-05-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
555 * tas_n.c (libat_test_and_set): Correct return. Remove unused variable.
557 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
559 * configure: Regenerated.
561 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
564 * acinclude.m4 (LIBAT_TEST_ATOMIC_BUILTIN): Add -O0 -S to CFLAGS
565 instead of overriding.
566 * configure: Regenerate.
568 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
570 * Makefile.am (libatomic.map-sun): Handle objects in
572 * aclocal.m4: Regenerate.
573 * Makefile.in: Regenerate.
575 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
577 * configure.ac: Add $XPCFLAGS to CFLAGS, not $XCFLAGS.
578 * configure: Regenerate.
580 2012-05-03 Richard Henderson <rth@redhat.com>
582 * configure.ac (AM_MAINTAINER_MODE): New.
583 * acinclude.m4 (LIBAT_TEST_ATOMIC_BUILTIN): Handle compilation
584 failure in gcc_no_link path.
585 * configure, aclocal.m4, Makefile.in: Rebuild.
587 2012-05-01 Richard Henderson <rth@redhat.com>
591 Copyright (C) 2012-2021 Free Software Foundation, Inc.
593 Copying and distribution of this file, with or without modification,
594 are permitted in any medium without royalty provided the copyright
595 notice and this notice are preserved.